3LDI
Crystal structure of aprotinin in complex with sucrose octasulfate: unusual interactions and implication for heparin binding
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B, C, D, E (A, B, C, D, E) | Pancreatic trypsin inhibitor | polymer | 58 | 6527.6 | 5 | UniProt (P00974) Pfam (PF00014) | Bos taurus (Bovine) | Basic protease inhibitor, BPTI, BPI, Aprotinin |
| 2 | AA, BA, CA, F, G... (E, A, B, C, D) | SULFATE ION | non-polymer | 96.1 | 18 | Chemie (SO4) | |||
| 3 | DA, J, P, T, Y (E, A, B, C, D) | MERCURY (II) ION | non-polymer | 200.6 | 5 | Chemie (HG) | |||
| 4 | O, S (B, C) | GLYCEROL | non-polymer | 92.1 | 2 | Chemie (GOL) | |||
| 5 | EA, FA, GA, HA, IA (A, B, C, D, E) | water | water | 18.0 | 220 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 5 |
| Total formula weight | 32637.8 | |
| Non-Polymers* | Number of molecules | 25 |
| Total formula weight | 2916.3 | |
| All* | Total formula weight | 35554.1 |
